<template>
  <el-form :model="login" :rules="rules" ref="login" label-position="left" label-width="0px" class="demo-ruleForm login-container">
    <h3 class="title">系统登录</h3>
    <el-form-item prop="account">
      <el-input type="text" v-model="login.account" auto-complete="off" placeholder="账号"></el-input>
    </el-form-item>
    <el-form-item prop="checkPass">
      <el-input type="password" v-model="login.checkPass" auto-complete="off" placeholder="密码"></el-input>
    </el-form-item>
    <el-checkbox v-model="checked" checked class="remember">记住密码</el-checkbox>
    <el-form-item style="width:100%;">
      <el-button type="primary" style="width:100%;" @click.native.prevent="handleSubmit" :loading="logining">登录</el-button>
      <!--<el-button @click.native.prevent="handleReset2">重置</el-button>-->
    </el-form-item>
  </el-form>
</template>

<script>
// 引入参数
import { requestLogin, testSussess } from "../api/api";

export default {
  data() {
    // 定义验证规则, 无论是否通过，callback函数都要调用，否则this.$refs.login.validate 无法进入
    let checkAccount = (rule, value, callback) => {
      if (!value) {
        return callback(new Error("用户名不能为空"));
      }
      callback();
    };
    let validatePass = (rule, value, callback) => {
      if (value === "") {
        return callback(new Error("请输入密码！"));
      }
      callback();
    };

    return {
      logining: false,
      login: {
        account: "admin",
        checkPass: "123456"
      },
      rules: {
        account: [{ validator: checkAccount, trigger: "blur" }],
        checkPass: [{ validator: validatePass, trigger: "blur" }]
      },
      checked: true
    };
  },
  methods: {
    // 重置
    handleReset() {
      this.$refs.login.resetFields();
    },
    // 登录表单提交
    handleSubmit() {
      this.$refs.login.validate(valid => {
        if (valid) {
          this.logining = true;
          var loginParams = {
            username: this.login.account,
            password: this.login.checkPass
          };
          requestLogin(loginParams).then(data => {
            this.logining = false;
            let { msg, code, user } = data;
            if (code !== 200) {
              this.$message({
                message: msg,
                type: "error"
              });
            } else {
              sessionStorage.setItem("user", JSON.stringify(user));
              this.$router.push({ path: "/table" });
            }
          });
        } else {
          console.log("error submit!!");
          return false;
        }
      });
    }
  }
};
</script>

<style lang="scss" scoped>
.login-container {
  /*box-shadow: 0 0px 8px 0 rgba(0, 0, 0, 0.06), 0 1px 0px 0 rgba(0, 0, 0, 0.02);*/
  -webkit-border-radius: 5px;
  border-radius: 5px;
  -moz-border-radius: 5px;
  background-clip: padding-box;
  margin: 180px auto;
  width: 350px;
  padding: 35px 35px 15px 35px;
  background: #fff;
  border: 1px solid #eaeaea;
  box-shadow: 0 0 25px #cac6c6;
  .title {
    margin: 0 auto 40px auto;
    text-align: center;
    color: #505458;
  }
  .remember {
    margin: 0 0 35px 0;
  }
}
</style>
